Seudónimo Seudónimo
  • 02-09-2016
  • Mathematics
contestada

two numbers are in a ratio of 7:4. their sum is 220 find the bigger number

Respuesta :

dalendrk
dalendrk dalendrk
  • 02-09-2016
7 : 4 ⇒ 7x : 4x

7x + 4x = 220
11x = 220    |divide both sides by 11
x = 20

7x = 7 · 20 = 140

Answer: The bigger number is 140.
Answer Link

Otras preguntas

site of an early battle between the greeks and the macedonians
Which of the following is true? A: You should drink water only in hot weather or if you’re engaging in vigorous activity. B: You should drink at least eight 8-
True or False: The red bone marrow produces blood cells.
What is the circumference of a circle with a radius of 3 inches
7. Heather can apply a force of 72N to a wagon in which sits her little brother, Bryce. The combined mass of Bryce and the wagon is 48kg. If starting from rest,
when a dice is rolled find the probability of getting a number less than or equal to 6
đồ thị sau đây là hàm số y=x4-3x2-3
12 less than twice a number is equal to the number. What is the number?
is flipping a pancake rigid motion
There are two sizes of milk to choose from at the grocery store. A 3-quart cartoon costs $2.78, while a 4-quart carton cost $3.87. Which is the more economical